Core Java Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Core Java Interview Questions

Questions Answers Views Company eMail

To the class members how can we provide security?

Aspire,

1 5225

What is the Difference between Final Class && Abstract Class?

HCL,

1077

can used Protected Class outside Function.?

HCL,

1102

why Interface used?

HCL,

988

What happens if an exception is throws from an object's destructor?

Amazon,

1048

What is reflexive association?

Infogain,

1 1803

What is the difference between public, private, protected, and friend access?

Amazon,

1045

For class CFoo { }; what default methods will the compiler generate for you>?

Amazon,

1075

What do you meant by active and passive objects?

Wipro,

1084

What is an accessor?

BirlaSoft,

1 1686

What is a Null object?

Wipro,

1 1635

What is a "pure virtual" member function?

Amazon,

1098

What is a modifier?

1 1520

What happens if an exception is throws from an object's constructor?

Amazon,

1133

What is static class

EDS,

1116

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Un-Answered Questions { Core Java }

What are the restrictions imposed on method overriding?

1003

which pattern is default in scanner package?

2235

Convert a BST into a DLL and DLL to BST in place.

1116

Is namespace same as package in java?

984

What is var keyword ?

1190

What is application system?

938

How do you sort a list in java?

1033

What is linked hashmap and its features?

1009

What type of language is java?

999

Are functions objects in java?

1075

What is the difference between an inner class and a sub-class?

1016

What is jit and its use?

989

Is char a method in java?

1066

What is hashmap and map?

1030

What is the exact difference in between Unicast and Multicast object? Where will it be used?

1058

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